Biography -- 87 Politics and government -- 82 History -- 55 Politics and government 47 History 37 Biography. -- 32 Biography 28 more ... Presidents -- 23 Prime ministers -- 23 Politicians -- 20 Prime Ministers -- 19 World politics -- 18 Foreign relations -- 17 Heads of state -- 14 World War, 1939-1945 -- 14 Cabinet officers -- 9 Description and travel 9 Pictorial works 7 Statesmen -- 7 Economic conditions -- 6 History, Modern -- 6 Kings and rulers -- 6 Diplomats -- 5 Foreign relations 5 Islam -- 5 Presidents' spouses -- 5 Social conditions 5 Social conditions -- 5 Autobiography 4 Campaigns -- 4 less ...